White cast iron to the temperature of 900-1000° Malleabling-Sierra 30 to 50 hours.Make a separate graphic with Fe.And in the evening in the Atmospheric structure of pearlite with graphite.
White cast iron to Malleabling at 900 - 1000 ° C for 30 to 50 hours a graphic makes splits with Fe and released in the evening of pearlite structure in Atmospheric be with graphite.
White cast iron to Malleabling at 900 - 1000 degree C for 30 to 50 hours make graphic separated with Fe and release in the cold in the Atmospheric to structure of pearlite with graphite.